{"product_id":"cvk-main-jet-102-for-scooters-mopeds","title":"Cvk Main Jet (# 102) for Scooters \u0026 Mopeds","description":"\u003ch2\u003eCvk Main Jet (#102) for 139QMB and GY6 Scooters\u003c\/h2\u003e\u003cp\u003eThis CVK main jet (#102) is built for 139QMB and GY6 scooters and mopeds, offering a dependable option for riders who want to refine their vehicle's performance. It is intended to regulate fuel flow and help the engine run more efficiently. Among our \u003ca href=\"\/collections\/scooter-carburetors\"\u003ecarburetor and jet selection\u003c\/a\u003e, it installs without trouble in a range of models that use a 5mm jet opening on CVK carburetors. If you plan to adjust your carburetion setup, this jet is a sound choice.\u003c\/p\u003e\u003ch3\u003eCompatibility with Engine Codes\u003c\/h3\u003e\u003cp\u003eThis main jet is made for engines from 50cc up to 150cc, especially those whose identifiers begin with 139QMB or 157QMJ. It serves as a straightforward replacement or upgrade for the original jet. If your engine code includes \"QM\" or \"FM\" and your carburetor has a 5mm jet opening, this part should match your setup.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Keihin round-style main jet\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThread Size:\u003c\/strong\u003e M5x0.80\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOverall Length:\u003c\/strong\u003e 8mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFits:\u003c\/strong\u003e 139QMB-based 50cc\/80cc engines and 157QMJ-based 125cc\/150cc\/169cc engines with 5mm main jet slot CVK\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFitment\u003c\/h3\u003e\u003cp\u003eFits:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e139QMB-based 50cc\/80cc engines (codes: 139QMA, 139QMB, 1P39QMB, 1P39QMA-2, YN139QMB, JJ1P39QMB, 139FMA-2, BD1P39QMB, BN139QMB, 147QMD, other QMA and QMB models)\u003c\/li\u003e\n\u003cli\u003e157QMJ-based 125cc\/150cc\/169cc engines (codes: 157QMJ, 161QMK, 152QMI, 1P61QMK, YN1P57QMJ, 1P52FMI, 154FMI, JJ157QMJ, 1P57QMJ, BN157QMJ, BN161QMK-A, other QMJ, QMK and QMI models)\u003c\/li\u003e\n\u003cli\u003eOther engines with codes including QM or FM, using a 5mm main jet slot CVK carburetor\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eHow to choose:\u003c\/strong\u003e Only use it in a CVK carburetor that has a 5mm main jet slot, with M5x0.80 thread and an 8mm overall length.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eShop more:\u003c\/strong\u003e \u003ca href=\"\/collections\/scooter-carburetors\"\u003eScooter Carburetors \u0026amp; Jets\u003c\/a\u003e · \u003ca href=\"\/collections\/scooter-parts\"\u003eScooter Parts\u003c\/a\u003e\u003c\/p\u003e","brand":"Trend Times Toy Stores","offers":[{"title":"Default Title","offer_id":51138621145145,"sku":"TT-26438","price":3.58,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0665\/3358\/9049\/files\/cvk-main-jet-102-1.jpg?v=1794376420","url":"https:\/\/www.trendtimes.com\/products\/cvk-main-jet-102-for-scooters-mopeds","provider":"Trend Times Toy Stores","version":"1.0","type":"link"}